000 FZNT02 KNHC 010500 AAA HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC FRI AUG 01 2014 ...UPDATE FOR BERTHA... SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT. SECURITE ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF MEXICO SYNOPSIS VALID 0000 UTC FRI AUG 01. 24 HOUR FORECAST VALID 0000 UTC SAT AUG 02. 48 HOUR FORECAST VALID 0000 UTC SUN AUG 03. .WARNINGS. ...TROPICAL STORM WARNING... .TROPICAL STORM BERTHA NEAR 12.3N 55.5W 1008 MB AT 0300 UTC AUG 01 MOVING WNW OR 290 DEG AT 17 KT. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM OF CENTER EXCEPT 0 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 40 NM OF CENTER EXCEPT 0 NM SW QUADRANT WITH SEAS TO 13 FT. REMAINDER AREA WITHIN 270 NM NE SEMICIRCLE WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM BERTHA NEAR 14.5N 61.4W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. LITTLE CHANGE IN RADIUS OF TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER. REMAINDER AREA WITHIN 270 NM NE SEMICIRCLE WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SWELL. .48 HOUR FORECAST TROPICAL STORM BERTHA NEAR 17.9N 67.9W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NW AND SE QUADRANTS...50 NM NE QUADRANT AND 0 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM NE SEMICIRCLE WITH SEAS TO 15 FT. ELSEWHERE WITHIN 240 NM NE QUADRANT WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED SWELL. .72 HOUR FORECAST TROPICAL STORM BERTHA NEAR 22.0N 73.0W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST TROPICAL STORM BERTHA NEAR 26.8N 75.2W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. .120 HOUR FORECAST TROPICAL STORM BERTHA NEAR 32.0N 74.7W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. .SYNOPSIS AND FORECAST. .ATLC 36 HOUR FORECAST FROM 18N TO 21N E OF 37W WINDS 20 KT OR LESS. SEAS TO 8 FT. .42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN FROM 11N TO 14N BETWEEN 69W AND 77W NE TO E WINDS 20 TO 25 KT. SEAS TO 10 FT. .24 HOUR FORECAST FROM 11N TO 13N BETWEEN 69W AND 74W NE TO E WINDS 20 TO 25 KT. SEAS TO 10 FT. .48 HOUR FORECAST FROM 12N TO 15N BETWEEN 70W AND 75W NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. $$ .FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.